public async void BusinessReport()
        {
            var controller = new ReportController();
            var result     = await controller.BusinessReport();

            BusinessReportViewModel bus = null;

            try
            {
                bus = (BusinessReportViewModel)result.Data;
            }
            catch (Exception ex)
            {
                throw new Exception("BusinessReportViewModel failed to parse: " + ex.Message);
            }

            Assert.NotNull(bus);
            Assert.AreEqual(String.Empty, bus.ErrorMsg);

            int span = DateTime.Today.Year - 2008 + 1;

            Assert.AreEqual(span, bus.data.Count);
        }